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TM10-3930-660-20
12-8.
SERVICE BRAKE HYDRAULIC ACCUMULATOR - REPLACE/REPAIR/TEST (Cont’d)
Support accumulator (1) so it does not
drop when clamps (4) are removed.
3.
LOOSEN CLAMPS (4) SECURING SERVICE
BRAKE HYDRAULIC ACCUMULATOR (1) TO
CAB AND REMOVE ACCUMULATOR (1) FROM
VEHICLE.
4. IF NECESSARY, REMOVE CONNECTOR (3)
FROM SERVICE BRAKE HYDRAULIC
ACCUMULATOR (l).
DISASSEMBLY
The accumulator (1) may be repaired by
replacing gas valve core (5) and caps
(6) and (7).
No other repairs should
be attempted.
1. REMOVE OUTER GAS VALVE CAP (6) AND
INNER GAS VALVE CAP (7) FROM SERVICE
BRAKE HYDRAULIC ACCUMULATOR (1).
2. REMOVE GAS VALVE CORE (5) FROM SERVICE
BRAKE HYDRAULIC ACCUMULATOR (l).
ASSEMBLY
1. INSTALL GAS VALVE CORE (5) TO SERVICE
BRAKE HYDRAULIC ACCUMULATOR (l).
TORQUE GAS VALVE CORE (5) TO 2.6
lb. in.
Accumulator (1) must be precharged prior
to
2.
bleeding and installation on vehicle.
PRECHARGE SERVICE BRAKE HYDRAULIC
ACCUMULATOR (1) WITH NITROGEN GAS AND
INSTALL CAPS (6) AND (7). REFER TO
“TESTING AND ADJUSTING SERVICE BRAKE
HYDRAULIC ACCUMULATOR PRECHARGE
PRESSUREW SECTION OF THIS PARAGRAPH.
12-24
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